Method for making a post-foaming gel
US5112525A · kind A · utility
2Cited by
12References
1Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 7, 1990 |
| Grant date | May 12, 1992 |
| Priority date | — |
| Expiry date | Feb 7, 2010 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S261/26
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
A method of making a post foaming gel comprising the following steps: A gel base is cycled between first and second cylinders and a heat exchanger. A foaming agent is introduced to the cycled gel base through the heat exchanger while the gel base is being cycled.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.